Thathaiengarpet Threshold Days by Year (IN020130601)

5 fixed thresholds counted per year at Thathaiengarpet (IN020130601): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Thathaiengarpet Thresholds

Thathaiengarpet: days with 10 mm (0.39 in) or more of precipitation in 66 years, most in 1944 with 39.
Thathaiengarpet: days with 25 mm (0.98 in) or more of precipitation in 66 years, most in 1930 with 22.
Thathaiengarpet: days with 50 mm (1.97 in) or more of precipitation in 63 years, most in 1939 with 9.
Thathaiengarpet: days with 100 mm (3.94 in) or more of precipitation in 17 years, most in 1935 with 2.
5 fixed thresholds have at least one qualifying day at Thathaiengarpet.

Days with 10 mm (0.39 in) or more of precipitation

66 years with a qualifying day

Days per year at Thathaiengarpet with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 39 in 1944.

Days with 10 mm (0.39 in) or more of precipitation per year at Thathaiengarpet
Year	Days	Decade average
1901	26	25.1
1902	24	25.1
1903	30	25.1
1904	21	25.1
1905	27	25.1
1906	29	25.1
1907	24	25.1
1908	19	25.1
1909	26	25.1
1910	22	24.8
1912	20	24.8
1913	27	24.8
1914	22	24.8
1915	28	24.8
1916	26	24.8
1917	25	24.8
1918	20	24.8
1919	33	24.8
1920	29	22.2
1921	26	22.2
1922	24	22.2
1923	15	22.2
1924	21	22.2
1925	20	22.2
1926	18	22.2
1927	19	22.2
1928	19	22.2
1929	31	22.2
1930	36	29.2
1931	21	29.2
1932	35	29.2
1933	30	29.2
1934	20	29.2
1935	24	29.2
1936	24	29.2
1937	33	29.2
1938	32	29.2
1939	37	29.2
1940	27	28.9
1942	18	28.9
1943	24	28.9
1944	39	28.9
1945	24	28.9
1946	39	28.9
1947	28	28.9
1948	29	28.9
1949	32	28.9
1950	20	22
1951	25	22
1952	9	22
1953	28	22
1954	26	22
1955	29	22
1956	25	22
1957	12	22
1958	22	22
1959	24	22
1960	27	23.9
1961	25	23.9
1962	24	23.9
1963	31	23.9
1964	25	23.9
1966	25	23.9
1967	22	23.9
1969	12	23.9
1970	27	27

For each year, a bar from the first to the last day at Thathaiengarpet meeting 10 mm (0.39 in).

First to last qualifying date each year at Thathaiengarpet
Year	First date	Last date
1901	1901-04-09	1901-12-10
1902	1902-01-08	1902-12-15
1903	1903-04-12	1903-12-30
1904	1904-01-01	1904-10-28
1905	1905-03-27	1905-11-28
1906	1906-01-17	1906-12-27
1907	1907-03-14	1907-12-19
1908	1908-02-24	1908-10-28
1909	1909-01-01	1909-11-02
1910	1910-02-19	1910-11-24
1912	1912-04-26	1912-11-26
1913	1913-04-17	1913-12-20
1914	1914-04-03	1914-12-06
1915	1915-02-27	1915-12-26
1916	1916-04-21	1916-11-29
1917	1917-03-07	1917-11-16
1918	1918-01-02	1918-12-19
1919	1919-01-07	1919-12-08
1920	1920-01-01	1920-11-28
1921	1921-01-12	1921-11-02
1922	1922-04-13	1922-11-30
1923	1923-01-12	1923-12-16
1924	1924-01-08	1924-11-30
1925	1925-05-09	1925-12-28
1926	1926-01-28	1926-11-06
1927	1927-02-28	1927-12-01
1928	1928-02-06	1928-12-29
1929	1929-04-11	1929-12-26
1930	1930-01-09	1930-12-01
1931	1931-04-16	1931-12-27
1932	1932-04-13	1932-12-11
1933	1933-05-11	1933-12-17
1934	1934-01-25	1934-12-06
1935	1935-04-03	1935-12-27
1936	1936-02-07	1936-12-19
1937	1937-01-13	1937-11-18
1938	1938-02-06	1938-12-26
1939	1939-01-12	1939-11-22
1940	1940-04-25	1940-12-06
1942	1942-05-04	1942-12-21
1943	1943-01-03	1943-11-23
1944	1944-02-21	1944-12-22
1945	1945-04-05	1945-11-13
1946	1946-01-21	1946-12-09
1947	1947-03-27	1947-12-14
1948	1948-01-17	1948-12-20
1949	1949-04-02	1949-11-28
1950	1950-02-20	1950-11-15
1951	1951-04-02	1951-11-29
1952	1952-05-16	1952-12-07
1953	1953-02-22	1953-11-15
1954	1954-01-11	1954-12-10
1955	1955-03-04	1955-12-06
1956	1956-01-12	1956-11-23
1957	1957-02-02	1957-12-30
1958	1958-03-24	1958-11-21
1959	1959-02-03	1959-12-02
1960	1960-03-08	1960-11-23
1961	1961-01-09	1961-12-01
1962	1962-03-22	1962-12-04
1963	1963-01-08	1963-12-09
1964	1964-05-24	1964-12-24
1966	1966-04-24	1966-12-01
1967	1967-03-19	1967-12-15
1969	1969-05-03	1969-12-14
1970	1970-02-20	1970-11-23

Every Fixed Threshold

Fixed thresholds at Thathaiengarpet
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
10 mm (0.39 in): Days with 10 mm or more rain	66	39	1944	27
25 mm (0.98 in): Days with 25 mm or more rain	66	22	1930	6
50 mm (1.97 in): Days with 50 mm or more rain	63	9	1939	3
100 mm (3.94 in): Days with 100 mm or more rain	17	2	1935	1
200 mm (7.87 in): Days with 200 mm or more rain	1	1	1910	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1901.

Download the Data

Data for Thathaiengarpet threshold days by year: CSV or JSON. Field meanings are on the data page.

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-17 (17 October 2026). Threshold counts are computed by this site.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Thathaiengarpet Threshold Days by Year (IN020130601)

Key Facts for Thathaiengarpet Thresholds

Days with 10 mm (0.39 in) or more of precipitation

Every Fixed Threshold

Download the Data

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